Breakouts:

site type timestamp offset
LDLL-0030 level 2017-04-15 05:00:00 -17.07
LDLL-0030 level 2017-04-25 14:00:00 18.66
LDLL-0030 level 2017-05-11 05:00:00 -9.14
LDLL-0047 level 2017-04-14 03:00:00 -14.19
LDLL-0047 level 2017-04-25 14:00:00 16.20
LDLL-0047 level 2017-05-11 04:00:00 -5.80
THL-0085 velocity 2017-04-11 13:00:00 -2.00
THL-0085 velocity 2017-04-22 08:00:00 0.09
OA-0020 velocity 2017-04-30 15:00:00 -1.23
OA-0020 velocity 2017-05-11 04:00:00 0.99
OA-0020 velocity 2017-05-21 12:00:00 -0.48
OA-0020 velocity 2017-06-10 03:00:00 0.91
SOM-0040 velocity 2017-05-19 16:00:00 -0.98
SOM-0040 velocity 2017-05-31 11:00:00 0.98
SOM-0040 velocity 2017-06-12 01:00:00 -0.07
LSE-0015 velocity 2017-05-12 22:00:00 -0.74
D72-000015 velocity 2017-06-05 18:00:00 -0.16

Appendix: A complete list of monitored sites